Network · AS45403

AS45403 INCHEON TECHNOPARK

AS45403 (INCHEON TECHNOPARK) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS45403

OwnerINCHEON TECHNOPARK
KindInternet service provider
Servers, not peopleno
IPv4 addresses7,680
IPv4 ranges7
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

112.171.160.0/20
112.171.152.0/22
112.171.148.0/22
112.171.156.0/23
112.171.146.0/23
112.171.159.0/24
112.171.144.0/24

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-22.

Check an IP address →

Detect it in code

Spot AS45403 traffic at signup.

Send the visitor's IP. The response includes the ASN, the owner and flags.hosting.

curl https://veqen-app.com/v1/ip/check \
  -H "Authorization: Bearer $VEQEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"ip": "203.0.113.7"}'

import os, requests

r = requests.post(
    "https://veqen-app.com/v1/ip/check",
    headers={"Authorization": f"Bearer {os.environ['VEQEN_API_KEY']}"},
    json={"ip": "203.0.113.7"},
    timeout=10,
)
result = r.json()
print(result["risk"]["verdict"], result["risk"]["reasons"])

const res = await fetch("https://veqen-app.com/v1/ip/check", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.VEQEN_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({"ip": "203.0.113.7"}),
});
const result = await res.json();
console.log(result.risk.verdict, result.risk.reasons);

Questions

About AS45403

Is AS45403 a datacenter or VPN network?

AS45403 (INCHEON TECHNOPARK) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS45403?

AS45403 is registered to INCHEON TECHNOPARK. It announces about 7,680 IPv4 addresses.

How do I detect traffic from AS45403?

Call the Veqen IP check with the visitor's address. The response includes the ASN, the owner and whether the network is a datacenter, VPN network, relay or ISP.